خيارات البحث
النتائج 21 - 30 من 42
Influence of water circulation on marine and faecal bacteria in a mussel-growing area
1996
Lizarraga-Partida, M.L. | Cardenas, G.V. (Centro de Investigacion Cientifica y de Educacion Superior de Ensenada (CICESE), Km 107 carr. Tijuana-Ensenada, Baja California (Mexico))
Evaluating soluble toxicants in contaminated soils
1988
Pratt, J.R. (Virginia Polytechnic Inst., Blacksburg, VA (USA). Dept. of Biology) | McCormick, P.V. | Pontasch, K.W. | Cairns, J.
Extent of forest damage attributed to air pollutants, with update for the situation in 1986
1987
Nilsson, S. (Swedish Univ. for Agricultural Sciences, Garpenberg (Sweden))
Macrophyte indices to assess stream water quality: preliminary proposals from the group of scientific interest "macrophytes of inland waters"
1995
Haury, J. (Institut National de la Recherche Agronomique, Rennes (France). Centre de Rennes, Ecologie et Physiologie des Poissons) | Peltre, M.C. | Muller, S. | Tremolieres, M. | Barbe, J. | Dutartre, A. | Guerlesquin, M.
GEMS [Global Environment Monitoring System]/WATER. Global programme of water quality monitoring and assessment
1993
Ongley, E.D. (Canada Center for Inland Waters, Burlington, Ontario (Canada)) | Fraser, A.S. | Helmer, R. | Vandeweerd, V.
Water quality assessment to determine the nature and extent of water pollution by agriculture and related activities
1993
Rickert, D. (U.S. Geological Service, Reston, VA (USA))
Forest condition monitoring in the Beskids Mts. [Czech Republic]
1995
Kristek, J. | Kula, E. (Mendelova Zemedelska a Lesnicka Univ., Brno (Czech Republic)) | Michalec, M. | Moravcik, P. | Slavik, P.
[Legislation on water pollution in the European Community]
1993
Rijtema, P.E. (Winand Staring Centre for Integrated Land, Soil and Water Research, Wageningen (Netherlands))
[Water quality assessment to determine the nature and extent of water pollution by agriculture and related activities]
1993
Rickert, D. (U.S. Geological Service, Reston, VA (USA))
[GEMS [Global Environment Monitoring System]/WATER. Global programme of water quality monitoring and assessment]
1993
Ongley, E.D. (Canada Center for Inland Waters, Burlington, Ontario (Canada)) | Fraser, A.S. | Helmer, R. | Vandeweerd, V.
